Concepts and Applications of Inferential Statistics», which is a free, full-length, and occasionally interactive statistics textbook. It is a companion site of «VassarStats: Web Site for Statistical Computation». The materials on this site may be freely used for any non-commercial educational purpose. http://vassarstats.net/textbook/
Online Statistics Education: An Interactive Multimedia Course of Study. A full online course. http://onlinestatbook.com/
OpenIntro: Statistics. (OpenIntro LaTeX, code, and PDFs are released under a Creative Commons BY-SA 3.0 license unless noted in the Exceptions. Any materials reposted online must include a visible link to an appropriate OpenIntro page.) http://www.openintro.org/stat/
StatSoft: an Electronic Statistics Textbook begins with an overview of the relevant elementary (pivotal) concepts and continues with a more in depth exploration of specific areas of statistics. https://www.statsoft.com/textbook
Concepts and Applications of Inferential Statistics», which is a free, full-length, and occasionally interactive statistics textbook. It is a companion site of «VassarStats: Web Site for Statistical Computation». The materials on this site may be freely used for any non-commercial educational purpose. http://vassarstats.net/textbook/
Online Statistics Education: An Interactive Multimedia Course of Study. A full online course. http://onlinestatbook.com/
OpenIntro: Statistics. (OpenIntro LaTeX, code, and PDFs are released under a Creative Commons BY-SA 3.0 license unless noted in the Exceptions. Any materials reposted online must include a visible link to an appropriate OpenIntro page.) http://www.openintro.org/stat/
StatSoft: an Electronic Statistics Textbook begins with an overview of the relevant elementary (pivotal) concepts and continues with a more in depth exploration of specific areas of statistics. https://www.statsoft.com/textbook
Thanks, Jeffrey!